Canister vacuum cleaner



FIG. 1 is a perspective view of a canister vacuum cleaner showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof, the right side being amirror image;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof; and

FIG. 6 is a bottom plan view thereof.

The ornamental design for a canister vacuum cleaner, as shown.